Gregoriou GN, F Rouah, S Satchell and F Diz (2005). “Simple and Cross Efficiency of Ctas Using Data Envelopment Analysis.” European J Finance 11(5): 393-409.
Gregoriou GN, F Rouah, S Satchell and F Diz (2005). “Simple and Cross Efficiency of Ctas Using Data Envelopment Analysis.” European J Finance 11(5): 393-409.